linux-kernel - Re: [Patch v5 3/8] firmware: qcom: scm: Use atomic SCM for cold boot

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Date:	Fri, 13 May 2016 16:37:14 -0700
From:	Bjorn Andersson <bjorn.andersson@...aro.org>
To:	Andy Gross <andy.gross@...aro.org>
Cc:	linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Stephen Boyd <sboyd@...eaurora.org>,
	devicetree@...r.kernel.org, jilai wang <jilaiw@...eaurora.org>
Subject: Re: [Patch v5 3/8] firmware: qcom: scm: Use atomic SCM for cold boot

On Thu 12 May 20:46 PDT 2016, Andy Gross wrote:

> This patch changes the cold_set_boot_addr function to use atomic SCM
> calls.  cold_set_boot_addr required adding qcom_scm_call_atomic2 to
> support the two arguments going to the smc call.  Using atomic removes
> the need for memory allocation and instead places all arguments in
> registers.
> 
> Signed-off-by: Andy Gross <andy.gross@...aro.org>

Acked-by: Bjorn Andersson <bjorn.andersson@...aro.org>

Regards,
Bjorn